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Elevation and tune?

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Old Feb 12, 2014 | 09:59 PM
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Default Elevation and tune?

I just bought a supercharged car that was tuned at RPM in Garner NC elevation 308 ft. I live in a suburb of IL elevation 730 ft. Do you guys think that my tune would be affected much or would the maf sensor compensate for the difference? Thanks
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Old Feb 13, 2014 | 01:07 AM
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Leave it alone. When you take a short trip you will experience more changes in elevation than that.
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Old Feb 13, 2014 | 07:00 PM
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Originally Posted by snowwolfe
Leave it alone. When you take a short trip you will experience more changes in elevation than that.
Good point!

Do you guys think that I'm losing much or anything at the moment? Just curious.
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Old Feb 16, 2014 | 01:43 PM
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Found this quote from a different post for future reference.


"Yea, you're typcally losing about 2% horsepower per 1000ft elevation"
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Old Feb 17, 2014 | 12:52 AM
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Originally Posted by Quick2
Found this quote from a different post for future reference.


"Yea, you're typcally losing about 2% horsepower per 1000ft elevation"
and running a little richer will not hurt, and you won't notice the difference.
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Old Feb 18, 2014 | 11:55 PM
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yeah but air gets thinner as you go up. 400 feet difference is nothing. When you start changing to 1000s feet difference it will be noticeable. One thing to consider is available octane if you were to move somewhere that had higher elevation. Then a retune would definitely be a good idea.
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